21121296

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{62861}}^1$

素因数の和:62879

約数の個数: 40

約数和(自身を含む): 62359104

約数和(自身を除く): 41237808

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 62861, 125722, 188583, 251444, 377166, 440027, 502888, 754332, 880054, 1005776, 1320081, 1508664, 1760108, 2640162, 3017328, 3520216, 5280324, 7040432, 10560648, 21121296]

約数ペア:

[(1, 21121296), (2, 10560648), (3, 7040432), (4, 5280324), (6, 3520216), (7, 3017328), (8, 2640162), (12, 1760108), (14, 1508664), (16, 1320081), (21, 1005776), (24, 880054), (28, 754332), (42, 502888), (48, 440027), (56, 377166), (84, 251444), (112, 188583), (168, 125722), (336, 62861)]